waterLevelTrend

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: waterLevelTrend

Indicates the direction and rate at which a body of water’s level is changing over time (e.g., rising, falling, or stable).